HVAC thermostat



FIG. 1 is a front schematic perspective view of a HVAC thermostat showing our new design including a silver color aspect;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a rear left perspective view thereof.

The broken lines in the figures show portions of the HVAC thermostat that form no part of the claimed design. 

CLAIM The ornamental design for a HVAC thermostat, as shown and described. 